B is the correct answer because all the classes are hierarchy’s in a sense
Body composition:<span>is the percentage of person's total body weight that is made up of adipose (fat) tissue as opposed to lean body tissue is known as their body composition. Disease risk is closely related to body composition.
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The correct answer is number 2. The reason is the carbonation in the soda water will eventually stop bubbling and therefore the water molecules will still exist.
